To jump-start, your car firstly connects the power bank with the battery holder and then connect the negative and positive connectors of the holder with your car battery.
High capacity 28,000mAh high power battery which is used for fast charging. It can support an emergency jump start and entirely replace the included battery for a car startup. It also supports general charging for cell phones, laptops, tablets, car refrigerators, cameras, music players, and most USB powered devices.
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